Finding the Fourth Proportional to 163,729.14, 225,863.54 and 95,701.68
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Solution
The fourth proportional to 163,729.14, 225,863.54 and 95,701.68 is: 132,019.99
Step by Step Solution
- Step 1: Write the proportion equation
163,729.14 : 225,863.54 = 95,701.68 : x - Step 2: Convert to fraction form
163,729.14/225,863.54 = 95,701.68/x - Step 3: Cross multiply
163,729.14x = 225,863.54 × 95,701.68 - Step 4: Simplify right side
163,729.14x = 21,615,520,228.75 - Step 5: Solve for x
x = 21,615,520,228.75/163,729.14 - Step 6: Final answer
x = 132,019.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.